Triangle Big Muff circuit - swap NPN to PNP transistors?

[clarisso11]

Hi everyone,

Some background:

I'm starting a new project, retrofitting a V1 Triangle big muff circuit into an old EHX enclosure,...

[parallelfields]

Im thinking about doing a modification for Allen & Heath Zed 14 mixer. I would be tapping after the faders and put outputs female plugs behind...

[TonyGa]

My nephew, Sonny, is a drummer in a band and although they're still in high school they've built a good reputation around town. The band wanted to record...

[vegaluthier]

Hi, folks, last year I bought a 90's 8080 amp, and it worked fine, but last months it had a intermitent fail, suddenly went low volume and sounded distorted....

[brodie65708]

Hi. I know they are cheap but I am trying to learn about electronics and get practice building my own gear.
My question is: How would I go about...

[klooon]

Time for a new build. I will post the progress here and, again, your support and comments are welcome!!

The idea is to use an old Marshall Lead...

[Afroman]

Hi,

I just uploaded my tutorial video on how to use an LM386 to build a simple ~1 watt mono amp circuit. Figured you guys might be interested...

[JacobKyle84]

I own an old Oliver Sound H-100 Reverb tube amp. There is no existing 1/4in input jack for on/off control of the reverb. I'd like to make it. Looking for...

[ZDL]

The popular Percolator 2W tube guitar amp is now available as a 1x8 Combo, shipping May 1, 2015. It's on SALE thru April 30, 2015 from Zeppelin Design La...

[isaac]

What is everyone's favorite designs that they have come up with regarding, putting a different preamp into their amp. For example, I put a blackface bandmaster...

[p_wats]

Hey guys,

First post! It was suggested I sign up here over at the BYOC forum, as I've been getting into amp building more and more lately....

[klooon]

Hello, I am new on this forum. I saw some great 5G9 contributions here (e.g. Tubeswell) and got enthousiastic to build my own! Before, I have build 5E3 and...

[LAH]

This is my first post here so hello everyone!

here is the thing;

couple of days ago I finish building my first tube amp project,...

[Telepathicicepop]

Hello all, first thread so bear with me...

I recently ordered/assembled this tube amp kit...

Found here

I followed...

[jrohlf]

I recently finished an ambitious 3 year build which I've documented at:

The 5 Pound Bag

Its architecture is pretty unusual and...

[theWicked]

Hey everybody. I just finished a Vox Top Boost clone pedal from olcircuits and wanted to ask everybody how they usually decorate boxes. Here is the thread...

[NickH]

Hi Guys,

Attached are pictures of my Variac that I have been building over the last few weeks...

It's 8 Amp & I went for...

[Capacitordeath]

As you can guess by my name, I have a fascination with these things, but know very little about them. I'm going to be tackling an organ conversion very soon,...

[Capacitordeath]

Hi! First time poster here, and looking forwards to plenty of reading from this forum.

So, here's my story. I've been wanting a tube amp for...

[sir 6v6]

Hi, hope somebody can help me.

I´ve been on a crusade to find the (in my opinion) sweet sound. I´ve found it, but now the question is which...

[sir 6v6]

Hi guys!

Does anybody know of a good germanium based diy pedal, except the Fuzz Face and such circuits? anything goes, boosters, overdrive,...